Finding the Fourth Proportional to 2,428.59, 3,643.16 and 1,041.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428.59 : 3,643.16 = 1,041.60 : x
2. Step 2: Convert to fraction form
   2,428.59/3,643.16 = 1,041.60/x
3. Step 3: Cross multiply
   2,428.59x = 3,643.16 × 1,041.60
4. Step 4: Simplify right side
   2,428.59x = 3,794,710.25
5. Step 5: Solve for x
   x = 3,794,710.25/2,428.59
6. Step 6: Final answer
   x = 1,562.52